ok soo i want to get some bumpin subs but i dont know much bout them....i want to get some JL's but theyre too expensive new so id get them used....what JL's would you recomend.....i can get 2 10" L5's in box for $250....arethese good subs that bump and wont blow easily? if not what woud you recomend if not JL's im going to get 2 10" comp vx's new..